main
Ray Set visibility: public 786608f 2d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "icw1235a33pgq1",
  "title": "ICW1235A33PGQ1",
  "brief": "ICW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "icw1235a33pgq1",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "ICW1235A33PGQ1",
    "manufacturer": "ICW",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ac33d811519209c949d64e4ca35135c2.pdf",
    "parts": {
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      "lbr": "icw1235a33pgq1.lbr"
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    "distributor_links": {
      "lcsc": "C5448728"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T01:21:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated voltage output (3.3V fixed, up to 200mA); VOUT must not exceed VIN+0.3V, and a 1uF or larger output capacitor is required."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; the tab (also labeled 2) is connected to ground and improves thermal performance."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Voltage input, 2.2V to 40V operating (absolute maximum 45V), with a 1uF or larger input capacitor placed close to the IC."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet shows two SOT89-3 pinouts: (P) is 1=VOUT, 2=GND, 3=VIN and (P1) is 1=GND, 2=VIN, 3=VOU; The A-series parts (CE built in) have no EN pin on the SOT89-3 package, so none is listed. The EN de",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 14,
        "cost_usd": 0.136,
        "at": "2026-11-05T01:20:53"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/ac33d811519209c949d64e4ca35135c2.pdf",
        "pages": 14,
        "sha256": "4fff9da69f54760e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "icw1235a33pgq1-etched.step",
        "role": "eda",
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        "units": "mm",
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        "footprint_binding": "identity",
        "sha256": "b2a58d6401a5c17915af4cb7c38aa716c3f5077c29b20340ffdf255f882807b4",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ICW",
      "Package": "SOT-89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "4fff9da69f54760e17f760e4e0b4104de5174c962f0db0cf876038816b0a3b1a",
      "rows": [
        {
          "name": "Output voltage",
          "symbol": "VOUT(S)",
          "kind": "tolerance",
          "unit": "x VOUT(S)",
          "min": 0.98,
          "typ": 1,
          "max": 1.02,
          "conditions": "VIN=VOUT(S)+2V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 4,
          "max": 8,
          "conditions": "VEN=VIN, VOUT(S)=3.3V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "ΔVOUT/(VOUT·ΔVIN)",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.02,
          "conditions": "VOUT(S)+2V≤VIN≤40V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "VOUT2",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 20,
          "max": 40,
          "conditions": "VOUT(S)≤5.3V, VIN=VOUT(S)+2V, 1mA≤IOUT≤200mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Temperature stability",
          "symbol": "ΔVOUT/(ΔTa·VOUT(S))",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VIN=VOUT(S)+2V, IOUT=10mA, -40≤Ta≤125",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ground current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": 1,
          "typ": 1.5,
          "max": 2.5,
          "conditions": "VEN=VIN, no load, 3.0≤VOUT(S)≤5.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown current",
          "symbol": "ISHUT",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "VIN=40.0V, VEN=0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.2,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum output current",
          "symbol": "IOUTMAX",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 150,
          "max": 200,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output current limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 200,
          "max": 450,
          "conditions": "VIN=VOUT(S)+2V, VOUT=0.95×VOUT(S)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN high level input voltage",
          "symbol": "VENH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN low level input voltage",
          "symbol": "VENL",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN high level leakage current",
          "symbol": "IENH",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=40V, VEN=VIN",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN low level leakage current",
          "symbol": "IENL",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=40V, VEN=0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (working)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 45,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation (SOT89-3)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "SOT89-3 package",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM",
          "symbol": "ESD HBM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
          "max": 4000,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient (SOT89-3)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "SOT89-3 package",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "ICW1235A33PGQ1 (ICW) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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